Statistics MCQS for NTS Test
If for a contingency table d.f = 12 and the no of rows = 4 then the no of columns will be
2
5
4
3
When the values are not of equal importance then we compute
Weighted
Simple mean
None of these
Combined mean
The parameters of hypergeometric distribution are:
4
1
3
2
If 1- a = 0.90, then value of Za/2 is
1.645
2.575
1.96
2.33
Which is correct for the binomial distribution:
Mean < Variance
Mean = standard Deviation
Mean = Variance
Mean > Variance
The average value of the lower and upper limits of a class is called:
Class frequency
Class interval
Class boundry
Mid point
Graph of times series is called
Scatter diagram
Pie diagram
Histogram
Historigram
The electronic and mechanical components of a computer are known as:
Both a and b
Computer software
Computer hardware
None of these
How many types of dispersion
2
None of these
4
3
A constant can take values:
None of these
Not fixed
Zero
Fixed
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